19798097393046 has 32 divisors (see below), whose sum is σ = 45253110839040. Its totient is φ = 5656559655456.

The previous prime is 19798097392991. The next prime is 19798097393059. The reversal of 19798097393046 is 64039379089791.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4709245 + ... + 7859591.

It is an arithmetic number, because the mean of its divisors is an integer number (1414159713720).

Almost surely, 2^{19798097393046} is an apocalyptic number.

19798097393046 is an abundant number, since it is smaller than the sum of its proper divisors (25455013445994).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

19798097393046 is a wasteful number, since it uses less digits than its factorization.

19798097393046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3299988.

The product of its (nonzero) digits is 555532992, while the sum is 75.

The spelling of 19798097393046 in words is "nineteen trillion, seven hundred ninety-eight billion, ninety-seven million, three hundred ninety-three thousand, forty-six".